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Water Science & Technology

Volume 22 Number 5

Contents

Foreword ..........ix–x
Conclusions and Recommendations of the Conference ..........xi
Water Resources of the Danube River Basin; Sources of Pollution and Control and Protection Measures
Milorad Miloradov ..........1–12
Changes in the Composition of the Danube River Basin Biocenosis Resulting from Anthropogenic Influences
Vlasta Pujin ..........13–30
Estimation of the Readily Oxidizable Organic Matter Reserve and its Effect on the Intensity of Organic Matter Destruction by Bacteria in the Danube River
I. Kh. Bashmacova ..........31–33
Ecotoxicological Studies on the Kilian Branch and Delta of the River Danube
L. P. Braginsky, F. Ya. Komarovsky, P. N. Linnik, O. V. Maslova and E. P. Shcherban ..........35–38
The Long Term Investigation of the River Danube Water Quality in the Yugoslav Section According to Microbiological Parameters
S. Gajin, M. Gantar, M. Matavulj and O. Petrović ..........39–44
Studies on the Contamination Status of the Danube River Basin Waters, Measures of Protection, and Rational Exploitation of the Water Resources
D. V. Janković ..........45–50
Long-Term and Seasonal Aspects of the Water Quality of the River Danube within the Region of Vienna (Austria)
Ch. Ludwig, H. Ranner, G. Kavka, W. Kohi and U. Humpesch ..........51–58
Qualitative and Quantitative Analyses of Heavy Metals in the Danube at the Profile Situated at the Village of Vinca, Yugoslavia
A. Marjanović ..........59–62
Phosphatase Activity of Water as a Monitoring Parameter
M. Matavulj, M. Bokorov, S. Gajin, M. Gantar, S. Stojilković and K. P. Flint ..........63–68
Impact of Further Impoundments on the Oxygen Balance and Water Quality of the Danube in Germany
D. Müller and V. Kirchesch ..........69–78
Content of Heavy Metals in Some Fish Species in the Section of the Danube Flowing through Vojvodina
V. Pujin, N. Djukic, S. Maletin, S. Obradovic and D. Kostic ..........79–86
Operational Experiences with the Industrial and Communal Waste Water Treatment System in the District of Linz
Gerd E. Reichel ..........87–92
Some Aspects of Pollution of the Danube
O. G. Tarasova, A. M. Tsvetkova, L. F. Osipov, O. M. Arsan and N. A. Klujev ..........93–97
Water Biological Sufficiency and Quality of the Bulgarian Danube Stretch (845–375 River Km)
Y. I. Uzunov and B. K. Russev ..........99–105
Residues of Persistent Organochlorine Compounds in Selected Aquatic Ecosystems of Vojvodina (Yugoslavia)
M. B. Vojinović, S. T. Pavkov and D. D. Buzarov ..........107–111
Water Quality of the Danube in Hungary and Its Major Determining Factors
P. Varga, M. Abraham and J. Simor ..........113–118
Heavy Metal Contents in Invertebrates of the Danube River
N. Yu. Yevtushenko, N. V. Bren and Yu. M. Sytnik ..........119–125
Downstream Effects of Intermittent Power Generation
G. Bretschko and O. Moog ..........127–135
Nutrient Input and Trophic Status of the “Neue Donau”, a High-Water Control System along the River Danube in Vienna, Austria
M. T. Dokulil and G. A. Janauer ..........137–144
Measures to be Undertaken in Order to Preserve the Trophic State of the “New Danube” at Vienna in the Case of the Construction of the Vienna-Freudenau Hydropower Plant
H. Fleckseder ..........145–154
Effects of Warm Wastewaters from Thermal Power Stations on Ecosystems of the Sava and the Velika Morava, Tributaries of the Danube
D. V. Janković ..........155–160
Modeling Changes in the Water Quality of the Sava River Caused by Impounding Water at the Vrhovo Hydroelectric Power Plant
Uroš Krajnc and Mitja Rismal ..........161–166
Impacts of River Training on the Quality of Bank-Filtered Waters
F. László, Zs. Homonnay and M. Zimonyi ..........167–172
Sedimentation in the Reservoir of the Altenwoerth Hydropower Plant
H. P. Nachtnebel, W. Summer, H. Mueller and B. Schwaighofer ..........173–180
Changes in the Quality of the Danube River Water in the Section Smederevo-Kladovo in the Conditions of Backwater Effects
M. Peršić, M. Miloradov, V. Tutundžić and Z. Čukić ..........181–188
Water Quality of the River Sava at the Inflow of a Pulp and Paper Mill Effluent
V. V. Cibulić ..........189–194
The Impact of the Chernobyl Accident on the Radioactivity of the River Danube
Lj. Čonkić, M. Ivó, S. Lulić, K. Košutić, J. Simor, P. Vancsura, J. Slivka and I. Bikit ..........195–202
Danube Field Excursion 1988: Tritium Content of River Water; Radioactivity of Danube Sediments
D. Rank, F. J. Maringer, W. Papesch and V. Rajner ..........203–210
The Radioactivity of Sediments in Danube Reservoirs in Austria before and after the Chernobyl Accident
D. Rank, F. J. Maringer and J. Terlunen ..........211–218
Development of Water Pollution Control in Austria—An Example of a Riparian State in the Drainage Area of the River Danube
H. Fleckseder ..........219–226
Estimation of Environmental Risk Due to Polluted Sediment
I. Bogardi, W. E. Kelly, A. Bardossy and E. Z. Stakhiv ..........227–234
The Vienna Sewerage System
Peter Bortenschlager ..........235–240
Effect of Mercury on the Survival of Daphnia Magna
I. Brković-Popović ..........241–246
Evaluation of Waste Water Pollution
M. Dular and J. Zagorc-Končan ..........247–252
Preparation of Drinking Water from the Surface Water of the Danube—A Case Study
Z. Hain, B. Dalmacija, D. Mišković and E. Karlović ..........253–258
Automatic Warning Stations, Recent Serious Industrial River Pollution Incidents, and Prediction Models of Pollutants Propagation—Some European Examples
Paul Mousty, Jean-Paul Morvan and André Grimaud ..........259–264
Risk Management of Accidental Water Pollution: An Illustrative Application
J. Pintér, P. Benedek and A. Darázs ..........265–274
Impact of Municipal Wastewater on the Quality of the River Sava
S. Tedeschi ..........275–280
Urban Development in the Danubian Basin and Its Effects on Water Quality—Aspects and Trends
R. Vujnovič ..........281–286
Subject Index ..........287–289